Watch List notes:

SCOTLAND. Charles I. 1625-1649. AR Thirty Shillings (35mm, 14.87 g, 4h). First coinage. Edinburgh mint; im: thistle. Struck 1625-1634. Charles on horseback right, holding sword and reins / Coat-of-arms. Burns 2 (fig. 997); SCBI 35 (Ashmolean & Hunterian), 1411-2; SCBC 5541. Fine, attractively toned.

From the R.D. Frederick Collection. Ex Classical Numismatic Group Electronic Auction 309 (21 August 2013), lot 516.